Material: ASTM A 744 CN3MCu Description: Standard Specification for Castings, Iron-Chromium-Nickel, Corrosion Resistant for Severe Service Group Name: Ferrous Stainless Steel Alloys Sub Group: ASTM A 744 CN3MCu Iron-Chromium-Nickel, Corrosion Resistant, for Severe Service Application: Intended for Valve, Pump, General Engineering, Automotive and Other Industries Standard: AS-AUSTRALIA